Affordable protection for warehouse and factory columns and beams. These blow-molded 100% high density polyethylene protectors fit 4" - 6" round or square supports. Resistant to most chemicals and feature key-lock to prevent slippage and assist installation alignment. Absorbs impact from tow motors, minimizing column, fork truck, and personnel damage and injury. Two halves attach with easy-to-install straps. No tools required.